15-2(x-21)=3

Simple and best practice solution for 15-2(x-21)=3 equation. Check how easy it is, and learn it for the future. Our solution is simple, and easy to understand, so don`t hesitate to use it as a solution of your homework.

If it's not what You are looking for type in the equation solver your own equation and let us solve it.

Solution for 15-2(x-21)=3 equation:


Simplifying
15 + -2(x + -21) = 3

Reorder the terms:
15 + -2(-21 + x) = 3
15 + (-21 * -2 + x * -2) = 3
15 + (42 + -2x) = 3

Combine like terms: 15 + 42 = 57
57 + -2x = 3

Solving
57 + -2x = 3

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '-57' to each side of the equation.
57 + -57 + -2x = 3 + -57

Combine like terms: 57 + -57 = 0
0 + -2x = 3 + -57
-2x = 3 + -57

Combine like terms: 3 + -57 = -54
-2x = -54

Divide each side by '-2'.
x = 27

Simplifying
x = 27

See similar equations:

| s^2+17y+c=0 | | 8z/3+8/3=5/3 | | 0.2m-13=20.75 | | Y=2x^2+20x+15 | | 15(-10-14d)-16d= | | 5(7+8n)=3n-39 | | 4x+20y=200 | | -7(k-3)= | | -2y+x=102 | | 7a-9.5+2.5a=26.5 | | 4x+20x=200 | | 3(9x-11)=42 | | 5x+5(2x-18)=30 | | 14(11y+19)= | | -5(1+3k)=-110 | | 3x+7(x+8)=166 | | -5(5r+4)+2r=88 | | 22x^2-20x=-180 | | 5x+7(x-15)=27 | | 3m^2+36m+60= | | 1-x=-1/6x+5/6x | | 8x^2-11x+50=0 | | 92=9x | | 4v-14+12v= | | -6=32-5q | | 2x+7(2x+3)=165 | | 3t^2-5t-10=0 | | (9y+1)=(5x-1)+(7x-19) | | -3x+8+6x=-1 | | 12-19x-10-14x= | | Sin*3*x=cos*4*x-10 | | x^2-4x+2=3x-4 |

Equations solver categories